//package com.linkstec.service;
//
//import java.util.List;
//import com.linkstec.pojo.User;
//
//public interface UserService {
//    //显示所有用户
//    public List<User>getUser()throws Exception;
//    //根据id删除用户
//    public void deleteUser(int id)throws Exception;
//    //新增用户
//    public void addUser(User user)throws Exception;
//}